From eb636f26745cea0884ffabf39ae6a86117e68c53 Mon Sep 17 00:00:00 2001
From: arookas <arookas@outlook.com>
Date: Sun, 27 Dec 2015 21:05:38 -0500
Subject: [PATCH] Added sanity check.

---
 ssc/ast/nodes.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ssc/ast/nodes.cs b/ssc/ast/nodes.cs
index 69dac4b..5864934 100644
--- a/ssc/ast/nodes.cs
+++ b/ssc/ast/nodes.cs
@@ -12,6 +12,10 @@ namespace arookas
 
 		public sunSourceLocation(string file, int line, int column)
 		{
+			if (file == null)
+			{
+				throw new ArgumentNullException("file");
+			}
 			File = file;
 			Line = line;
 			Column = column;